Finding the Fourth Proportional to 272,736.99, 376,368.53 and 151,875.68
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Solution
The fourth proportional to 272,736.99, 376,368.53 and 151,875.68 is: 209,583.69
Step by Step Solution
- Step 1: Write the proportion equation
272,736.99 : 376,368.53 = 151,875.68 : x - Step 2: Convert to fraction form
272,736.99/376,368.53 = 151,875.68/x - Step 3: Cross multiply
272,736.99x = 376,368.53 × 151,875.68 - Step 4: Simplify right side
272,736.99x = 57,161,223,783.13 - Step 5: Solve for x
x = 57,161,223,783.13/272,736.99 - Step 6: Final answer
x = 209,583.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.